4420085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 5670000

約数和(自身を除く): 1249915

約数列:

[1, 5, 17, 85, 149, 349, 745, 1745, 2533, 5933, 12665, 29665, 52001, 260005, 884017, 4420085]

約数ペア:

[(1, 4420085), (5, 884017), (17, 260005), (85, 52001), (149, 29665), (349, 12665), (745, 5933), (1745, 2533)]